EP 0641344 A1 19950308 - 8-SUBSTITUTED ANTHINES AS PHOSPHODIESTERASE INHIBITORS.
Title (en)
8-SUBSTITUTED ANTHINES AS PHOSPHODIESTERASE INHIBITORS.
Title (de)
8-SUBSTITUIERTE HANTHINE ALS PHOSPHODIESTERASE INHIBITOREN.
Title (fr)
XANTHINES 8-SUBSTITUEES UTILISEES EN TANT QU'INHIBITEURS DE LA PHOSPHODIESTERASE.
Publication
Application
Priority
- GB 9301014 W 19930518
- GB 9210839 A 19920521
Abstract (en)
[origin: WO9323401A1] A compound of formula (I) or if appropriate a pharmaceutically acceptable salt thereof, wherein R<1> and R<2> each independently represent a moiety of formula (a): -(CH2)m-A wherein m represents zero or an integer 1, 2 or 3 and A represents a substituted or unsubstituted cyclic hydrocarbon radical; R<3> represents hydrogen, substituted or unsubstituted alkyl or an aralkyl group substituted or unsubstituted in the aryl moiety; and R<4> represents hydrogen, alkyl or alkylcarbonyl; a process for preparing such a compound, a pharmaceutical composition containing such a compound and the use of such a compound in medicine.
IPC 1-7
IPC 8 full level
A61K 31/52 (2006.01); A61K 31/522 (2006.01); A61P 29/00 (2006.01); A61P 31/12 (2006.01); A61P 37/04 (2006.01); C07D 473/06 (2006.01)
CPC (source: EP)
A61P 29/00 (2017.12); A61P 31/12 (2017.12); A61P 37/04 (2017.12); C07D 473/06 (2013.01)
Citation (search report)
See references of WO 9323401A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9323401 A1 19931125; AU 4081493 A 19931213; CA 2136196 A1 19931125; CN 1094046 A 19941026; EP 0641344 A1 19950308; GB 9210839 D0 19920708; JP H07506591 A 19950720; MX 9302957 A 19940531; TW 277062 B 19960601; ZA 933494 B 19940301
DOCDB simple family (application)
GB 9301014 W 19930518; AU 4081493 A 19930518; CA 2136196 A 19930518; CN 93107586 A 19930520; EP 93910221 A 19930518; GB 9210839 A 19920521; JP 52001693 A 19930518; MX 9302957 A 19930520; TW 82104444 A 19930603; ZA 933494 A 19930519